71699982259 has 4 divisors (see below), whose sum is σ = 74817372816. Its totient is φ = 68582591704.

The previous prime is 71699982253. The next prime is 71699982287. The reversal of 71699982259 is 95228999617.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 71699982259 - 2⁷ = 71699982131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71699982194 and 71699982203.

It is not an unprimeable number, because it can be changed into a prime (71699982253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1558695244 + ... + 1558695289.

It is an arithmetic number, because the mean of its divisors is an integer number (18704343204).

Almost surely, 2^71699982259 is an apocalyptic number.

71699982259 is a deficient number, since it is larger than the sum of its proper divisors (3117390557).

71699982259 is a wasteful number, since it uses less digits than its factorization.

71699982259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117390556.

The product of its digits is 44089920, while the sum is 67.

The spelling of 71699982259 in words is "seventy-one billion, six hundred ninety-nine million, nine hundred eighty-two thousand, two hundred fifty-nine".